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» Properties of NP-Complete Sets
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ICDE
2004
IEEE
88views Database» more  ICDE 2004»
16 years 8 months ago
Group Nearest Neighbor Queries
Given two sets of points P and Q, a group nearest neighbor (GNN) query retrieves the point(s) of P with the smallest sum of distances to all points in Q. Consider, for instance, t...
Dimitris Papadias, Qiongmao Shen, Yufei Tao, Kyria...
ICDE
1999
IEEE
183views Database» more  ICDE 1999»
16 years 8 months ago
ROCK: A Robust Clustering Algorithm for Categorical Attributes
Clustering, in data mining, is useful to discover distribution patterns in the underlying data. Clustering algorithms usually employ a distance metric based (e.g., euclidean) simi...
Sudipto Guha, Rajeev Rastogi, Kyuseok Shim
VIS
2004
IEEE
126views Visualization» more  VIS 2004»
16 years 8 months ago
Physically Based Methods for Tensor Field Visualization
The physical interpretation of mathematical features of tensor fields is highly application-specific. Existing visualization methods for tensor fields only cover a fraction of the...
Bernd Hamann, Boris Jeremic, Hans Hagen, Ingrid Ho...
ICPR
2006
IEEE
16 years 8 months ago
Using Specularities to Recover Multiple Light Sources in the Presence of Texture
Recovering multiple point light sources from a sparse set of photographs in which objects of unknown texture can move is challenging. This is because both diffuse and specular ref...
Pascal Lagger, Pascal Fua
ICPR
2004
IEEE
16 years 8 months ago
Landscape of Clustering Algorithms
Numerous clustering algorithms, their taxonomies and evaluation studies are available in the literature. Despite the diversity of different clustering algorithms, solutions delive...
Anil K. Jain, Alexander P. Topchy, Martin H. C. La...